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Finding the Fourth Proportional to 173,852.40, 260,584.20 and 99,008.40

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Solution

The fourth proportional to 173,852.40, 260,584.20 and 99,008.40 is: 148,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,852.40 : 260,584.20 = 99,008.40 : x
  2. Step 2: Convert to fraction form
    173,852.40/260,584.20 = 99,008.40/x
  3. Step 3: Cross multiply
    173,852.40x = 260,584.20 × 99,008.40
  4. Step 4: Simplify right side
    173,852.40x = 25,800,024,707.28
  5. Step 5: Solve for x
    x = 25,800,024,707.28/173,852.40
  6. Step 6: Final answer
    x = 148,401.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.